To Adjust The Idle Speed; To Do A Check Of The Spark Plug; To Do Maintenance On The Muffler - Husqvarna 525BX Manual De Usuario

Maintenance
Examine the vibration damping units for damages, cracks and deformation.
Make sure that the vibration damping units are correctly installed.
Examine the spark plug. Refer to
Clean the cooling system.
Clean the external surface of the carburetor and the area around it.
Clean the fuel tank.
Examine all cables and connections.
Examine and clean the spark arrestor screen on the muffler (for products without
catalytic converter).
Examine and clean the spark arrestor screen on the muffler (for products with
catalytic converter).
Replace the spark plug. Make sure it is attached with a suppressor.

To adjust the idle speed

1. Make sure that the air filter is clean and that the air
filter cover is attached.
2. Adjust the idle speed with the idle speed screw. To
see where the idle speed screw is on your product,
Product overview on page 2 .
refer to

To do a check of the spark plug

CAUTION: Use the recommended spark
plug. Refer to
plug on page 9 . An incorrect spark plug can
cause damage to the product.
1. Stop the engine and let the product become cool.
2. Clean the spark plug if it is dirty.
3. Make sure that the electrode gap is correct. Refer to
Technical data on page 12 .
4. Replace the spark plug monthly or more frequently if
it is necessary.
1436 - 001 - 09.03.2020
To do a check of the spark plug on page 9 .
To do a check of the spark

To do maintenance on the muffler

1. Stop the engine and let the muffler become cool.
Use protective gloves.
2. Remove the muffler cover.
3. Do a visual check. Replace the spark arrestor screen
if it is damaged.
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